The Stud,recessed, cataloged under National Stock Number 5307-01-029-9231, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-029-9231 |
| Primary Part Number | 171A423 PIECE 42 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Thread Length | 3.000 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 3.000 INCHES NOMINAL NUT THREAD IN |
| Style Designator | RECESSED |
| Diameter of Recessed Portion of Shank | 1.820 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 2.000 INCHES NUT THREAD IN |
| Nominal Thread Size | 2.000 INCHES STUD THREAD IN |
| Length of Recessed Portion of Shank | 3.190 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 8 NUT THREAD |
| Thread Quantity Per Inch | 8 STUD THREAD |
| Thread Series Designator | UN STUD THREAD |
| Thread Series Designator | UN NUT THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 171A423 PIECE 42 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 171A423-042 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
NSN 5307-01-029-9231 is a Stud,recessed, manufactured by General Electric Company, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-029-9231 has 1 manufacturer part number on file: 171A423 PIECE 42 (General Electric Company).
Key specifications for 171A423 PIECE 42: Thread Length: 3.000 INCHES NOMINAL STUD THREAD IN; Thread Length: 3.000 INCHES NOMINAL NUT THREAD IN; Style Designator: RECESSED; Overall Length: 9.750 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.